It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 384 012 009 is not a prime number.
For example, 384 012 009 can be divided by 3: 384 012 009 / 3 = 128 004 003.
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For 384 012 009 to be a prime number, it would have been required that 384 012 009 has only two divisors, i.e., itself and 1.
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384 012 009 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 384 012 009 is about 19 596.224.
Thus, the square root of 384 012 009 is not an integer, and therefore 384 012 009 is not a square number.
The square of a number (here 384 012 009) is the result of the product of this number (384 012 009) by itself (i.e., 384 012 009 × 384 012 009); the square of 384 012 009 is sometimes called "raising 384 012 009 to the power 2", or "384 012 009 squared".
The square of 384 012 009 is 147 465 223 056 216 096 because 384 012 009 × 384 012 009 = 384 012 0092 = 147 465 223 056 216 096.
As a consequence, 384 012 009 is the square root of 147 465 223 056 216 096.
384 012 009 is a number with 9 digits.
The multiples of 384 012 009 are all integers evenly divisible by 384 012 009, that is all numbers such that the remainder of the division by 384 012 009 is zero. There are infinitely many multiples of 384 012 009. The smallest multiples of 384 012 009 are: